Home / 27,053.76-37,334.09-15,117.10

Finding the Fourth Proportional to 27,053.76, 37,334.09 and 15,117.10

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Solution

The fourth proportional to 27,053.76, 37,334.09 and 15,117.10 is: 20,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.76 : 37,334.09 = 15,117.10 : x
  2. Step 2: Convert to fraction form
    27,053.76/37,334.09 = 15,117.10/x
  3. Step 3: Cross multiply
    27,053.76x = 37,334.09 × 15,117.10
  4. Step 4: Simplify right side
    27,053.76x = 564,383,037.23
  5. Step 5: Solve for x
    x = 564,383,037.23/27,053.76
  6. Step 6: Final answer
    x = 20,861.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.